The French National Convention Abolishes the Monarchy
On September 21, 1792, the French National Convention abolished the monarchy and declared the country a republic.
The French First Republic Is Proclaimed and the Republican Calendar Begins
On September 22, 1792, the French Republic was proclaimed and Year One of the Republican Calendar began, backdated to the abolition of the monarchy.
Tanks Are Used in Battle for the First Time
On September 15, 1916, British tanks were used for the first time in battle at Flers-Courcelette on the Somme.
Prehistoric Cave Paintings Are Found at Lascaux
On September 12, 1940, teenagers discovered the Lascaux cave paintings in France, some of the finest prehistoric art known.
The First Cannes Film Festival Opens
On September 20, 1946, the first Cannes Film Festival opened in France, seven years after it was originally planned for 1939.